/Engine/Plugins/Animation/IKRig/Source/IKRigEditor/Public/RetargetEditor/IKRetargeterController.h
Set the settings for the target chain by name. Returns true if the chain settings were applied, false otherwise.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, BlueprintPure=false, Category=IKRetargeter, Meta=(BlueprintThreadSafe)) bool SetRetargetChainSettings ( const [FName](API\Runtime\Core\UObject\FName) & TargetChainName, const [FTargetChainSettings](API\Plugins\IKRig\Retargeter\FTargetChainSettings) & Settings ) const